///////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2002-2026, Open Design Alliance (the "Alliance").
// All rights reserved.
// 
// This software and its documentation and related materials are owned by
// the Alliance. The software may only be incorporated into application
// programs owned by members of the Alliance, subject to a signed
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable
// trade secrets of the Alliance and its suppliers. The software is also
// protected by copyright law and international treaty provisions. Application
// programs incorporating this software must include the following statement
// with their copyright notices:
// 
//   This application incorporates Open Design Alliance software pursuant to a
//   license agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2026 by Open Design Alliance.
//   All rights reserved.
// 
// By use of this software, its documentation or related materials, you
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('three'), require('@inweb/viewer-three')) :
    typeof define === 'function' && define.amd ? define(['three', '@inweb/viewer-three'], factory) :
    (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.THREE, global.ODA.Three));
})(this, (function (three, viewerThree) { 'use strict';

    class GridHelperComponent {
        constructor(viewer) {
            this.syncHelper = () => {
                this.gridHelper.removeFromParent();
                const extentsSizeUp = this.viewer.extents.getSize(new three.Vector3()).multiply(this.viewer.camera.up).length() || 1;
                const extentsCenter = this.viewer.extents.getCenter(new three.Vector3());
                const upY = new three.Vector3(0, 1, 0);
                const up = new three.Vector3().copy(this.viewer.camera.up);
                this.gridHelper.scale.setScalar(extentsSizeUp);
                this.gridHelper.position.copy(extentsCenter);
                this.gridHelper.quaternion.setFromUnitVectors(upY, up);
                this.viewer.helpers.add(this.gridHelper);
            };
            this.gridHelper = new three.GridHelper(10, 20, 0x444444, 0xaaaaaa);
            this.viewer = viewer;
            this.viewer.on("initialize", this.syncHelper);
            this.viewer.on("geometryend", this.syncHelper);
            this.viewer.on("clear", this.syncHelper);
        }
        dispose() {
            this.gridHelper.removeFromParent();
            this.gridHelper.dispose();
            this.viewer.off("initialize", this.syncHelper);
            this.viewer.off("geometryend", this.syncHelper);
            this.viewer.off("clear", this.syncHelper);
        }
    }
    viewerThree.components.registerComponent("GridHelperComponent", (viewer) => new GridHelperComponent(viewer));

}));
//# sourceMappingURL=GridHelperComponent.js.map
